<template>
	<div :class="className" :style="{ height: height, width: width }" />
</template>

<script>
import * as echarts from 'echarts';
require('echarts/theme/macarons'); // echarts theme
import resize from './mixins/resize';

const animationDuration = 3000;

export default {
	mixins: [resize],
	props: {
		className: {
			type: String,
			default: 'chart',
		},
		width: {
			type: String,
			default: '100%',
		},
		height: {
			type: String,
			default: '300px',
		},
	},
	data() {
		return {
			chart: null,
		};
	},
	mounted() {
		this.$nextTick(() => {
			this.initChart();
		});
	},
	beforeDestroy() {
		if (!this.chart) {
			return;
		}
		this.chart.dispose();
		this.chart = null;
	},
	methods: {
		initChart() {
			this.chart = echarts.init(this.$el, 'macarons');

			this.chart.setOption({
				tooltip: {
					trigger: 'axis',
					axisPointer: {
						// 坐标轴指示器，坐标轴触发有效
						type: 'shadow', // 默认为直线，可选为：'line' | 'shadow'
					},
				},
				radar: {
					radius: '66%',
					center: ['50%', '42%'],
					splitNumber: 8,
					splitArea: {
						areaStyle: {
							color: 'rgba(127,95,132,.3)',
							opacity: 1,
							shadowBlur: 45,
							shadowColor: 'rgba(0,0,0,.5)',
							shadowOffsetX: 0,
							shadowOffsetY: 15,
						},
					},
					indicator: [
						{ name: 'Sales', max: 10000 },
						{ name: 'Administration', max: 20000 },
						{ name: 'Information Techology', max: 20000 },
						{ name: 'Customer Support', max: 20000 },
						{ name: 'Development', max: 20000 },
						{ name: 'Marketing', max: 20000 },
					],
				},
				legend: {
					left: 'center',
					bottom: '10',
					data: ['Allocated Budget', 'Expected Spending', 'Actual Spending'],
				},
				series: [
					{
						type: 'radar',
						symbolSize: 0,
						areaStyle: {
							normal: {
								shadowBlur: 13,
								shadowColor: 'rgba(0,0,0,.2)',
								shadowOffsetX: 0,
								shadowOffsetY: 10,
								opacity: 1,
							},
						},
						data: [
							{
								value: [5000, 7000, 12000, 11000, 15000, 14000],
								name: 'Allocated Budget',
							},
							{
								value: [4000, 9000, 15000, 15000, 13000, 11000],
								name: 'Expected Spending',
							},
							{
								value: [5500, 11000, 12000, 15000, 12000, 12000],
								name: 'Actual Spending',
							},
						],
						animationDuration: animationDuration,
					},
				],
			});
		},
	},
};
</script>
